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參數(shù)資料
| 型號(hào)： | CY7C0251AV-25AI |
| 廠商： | Cypress Semiconductor Corp. |
| 英文描述： | 3.3V 4K/8K/16K x 16/18 Dual-Port Static RAM |
| 中文描述： | 3.3 4K/8K/16K x 16/18雙端口靜態(tài)存儲(chǔ)器 |
| 文件頁數(shù)： | 1/19頁 |
| 文件大?。?/td> | 241K |
| 代理商： | CY7C0251AV-25AI |
3.3V 4K/8K/16K x 16/18 Dual-Port Static RAM
CY7C024AV/025AV/026AV
CY7C0241AV/0251AV/036AV
Cypress Semiconductor Corporation
Document #: 38-06052 Rev. *E
3901 North First Street
San Jose
,
CA 95134
408-943-2600
Revised October 12, 2004
Features
True dual-ported memory cells which allow
simultaneous access of the same memory location
4/8/16K × 16 organization (CY7C024AV/025AV/026AV)
4/8K × 18 organization (CY7C0241AV/0251AV)
16K × 18 organization (CY7C036AV)
0.35-micron CMOS for optimum speed/power
High-speed access: 20 and 25 ns
Low operating power
—Active: I
CC
= 115 mA (typical)
—Standby: I
SB3
= 10
μ
A (typical)
Fully asynchronous operation
Automatic power-down
Expandable data bus to 32/36 bits or more using
Master/Slave chip select when using more than one
device
On-chip arbitration logic
Semaphores included to permit software handshaking
between ports
INT flag for port-to-port communication
Separate upper-byte and lower-byte control
Pin select for Master or Slave
Commercial and industrial temperature ranges
Available in 100-pin TQFP
Notes:
1.
2.
3.
4.
I/O
8
–I/O
15
for x16 devices; I/O
9
–I/O
17
for x18 devices.
I/O
0
–I/O
7
for x16 devices; I/O
0
–I/O
8
for x18 devices.
A
0
–A
11
for 4K devices; A
0
–A
12
for 8K devices; A
0
–A
13
for 16K devices.
BUSY is an output in master mode and an input in slave mode.
R/W
L
UB
L
OE
L
I/O
8/9L
–I/O
15/17L
I/O
Control
Address
Decode
A
0L
–A
11/12/13L
CE
L
OE
L
R/W
L
SEM
L
BUSY
L
INT
L
UB
L
LB
L
I/O
Control
CE
L
Interrupt
Semaphore
Arbitration
M/S
LB
L
I/O
0L
–I/O
7/8L
R/W
R
UB
R
OE
R
I/O
8/9L
–I/O
15/17R
CE
R
LB
R
I/O
0L
–I/O
7/8R
Logic Block Diagram
A
0L
–A
11/1213L
True Dual-Ported
RAM Array
A
0R
–A
11/12/13R
CE
R
OE
R
R/W
R
SEM
R
BUSY
R
INT
R
UB
R
LB
R
Address
Decode
A
0R
–A
11/12/13R
[1]
[1]
[2]
[4]
[4]
12/13/14
8/9
8/9
12/13/14
8/9
8/9
12/13/14
12/13/14
[3]
[3]
[3]
[3]
相關(guān)PDF資料 |
PDF描述 |
|---|---|
| CY7C025AV-25AI | 3.3V 4K/8K/16K x 16/18 Dual-Port Static RAM |
| CY7C006AV-20AC | 3.3V 4K/8K/16K/32K x 8/9 Dual-Port Static RAM |
| CY7C006AV-20JC | 3.3V 4K/8K/16K/32K x 8/9 Dual-Port Static RAM |
| CY7C006AV-25AC | 3.3V 4K/8K/16K/32K x 8/9 Dual-Port Static RAM |
| CY7C006AV-25JC | 3.3V 4K/8K/16K/32K x 8/9 Dual-Port Static RAM |
相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| CY7C0251E-15AXC | 功能描述:靜態(tài)隨機(jī)存取存儲(chǔ)器 8K x 18 DualPort RAM W/SEM INT BUSY RoHS:否 制造商:Cypress Semiconductor 存儲(chǔ)容量:16 Mbit 組織:1 M x 16 訪問時(shí)間:55 ns 電源電壓-最大:3.6 V 電源電壓-最小:2.2 V 最大工作電流:22 uA 最大工作溫度:+ 85 C 最小工作溫度:- 40 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:TSOP-48 封裝:Tray |
| CY7C0251V | 制造商:CYPRESS 制造商全稱:Cypress Semiconductor 功能描述:3.3V 4K/8K/16K x 16/18 Dual-Port Static RAM |
| CY7C025-25AC | 功能描述:IC SRAM 8KX16 DUAL 84-PLCC RoHS:否 類別:集成電路 (IC) >> 存儲(chǔ)器 系列:- 標(biāo)準(zhǔn)包裝:1,000 系列:- 格式 - 存儲(chǔ)器:EEPROMs - 串行 存儲(chǔ)器類型:EEPROM 存儲(chǔ)容量:4K (512 x 8) 速度:400kHz 接口:I²C，2 線串口 電源電壓:2.7 V ~ 5.5 V 工作溫度:-40°C ~ 85°C 封裝/外殼:8-SOIC（0.173"，4.40mm 寬） 供應(yīng)商設(shè)備封裝:8-MFP 包裝:帶卷 (TR) |
| CY7C025-25ACT | 制造商:Cypress Semiconductor 功能描述: |
| CY7C025-25AI | 制造商:Cypress Semiconductor 功能描述: |
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